diff --git a/compiler/cpp/src/generate/t_php_generator.cc b/compiler/cpp/src/generate/t_php_generator.cc
index f95c046..2d9c90c 100644
--- a/compiler/cpp/src/generate/t_php_generator.cc
+++ b/compiler/cpp/src/generate/t_php_generator.cc
@@ -413,7 +413,7 @@
       out << render_const_value(g_type_string, v_iter->first);
       out << " => ";
       out << render_const_value(field_type, v_iter->second);
-      out << endl;
+      out << "," << endl;
     }
     indent_down();
     indent(out) << "))";